| article html file updated | 8 February 2020 07:47 CET | Update | https://www.mdpi.com/1424-8220/17/6/1334 |
| article html file updated | 25 September 2019 05:52 CEST | Update | - |
| article html file updated | 3 May 2019 18:23 CEST | Update | - |
| article html file updated | 30 June 2017 11:44 CEST | Update | - |
| article html file updated | 9 June 2017 04:13 CEST | Original file | - |
| article xml uploaded. | 9 June 2017 04:12 CEST | Original file | https://www.mdpi.com/1424-8220/17/6/1334/xml |
| article pdf uploaded. | 9 June 2017 04:12 CEST | Updated version of record | https://www.mdpi.com/1424-8220/17/6/1334/pdf |
| article pdf uploaded. | 8 June 2017 12:07 CEST | Version of Record | https://www.mdpi.com/1424-8220/17/6/1334/pdf-vor |
